GPT-5 Chat

GPT-5 Chat is OpenAI's general-purpose conversational model with a 128k token context window, positioned as a mid-range option within the GPT-5 family.

Strengths

Handles a broad range of tasks including reasoning, analysis, and dialogue with balanced performance across capabilities.

Best for

General-purpose applications that need solid reasoning and context retention without the scale of full GPT-5.

Limitations

Has a smaller context window than the 400k token models in the lineup, making it less suitable for tasks requiring extensive document processing or long-context reasoning.